/Engine/Source/Editor/UnrealEd/Public/Tools/ToolCompatible.h
virtual [FReply](API\Runtime\SlateCore\Input\FReply) OnMouseButtonDoubleClick ( const [FGeometry](API\Runtime\SlateCore\Layout\FGeometry) & InMyGeometry, const [FPointerEvent](API\Runtime\SlateCore\Input\FPointerEvent) & InMouseEvent )